The polishing and plating of metals; a manual for the electroplater, giving modern methods of polishing, plating, buffing, oxydizing and lacquering metals, for the progressive workman . the nail; then wind tightly, holdingone end of the chain in the hand and polishing the partheld on the stick as you would a piece of tubing; when 68 THE POLISHING AND PLATING OF METALS. one side is polished, unwind, turn the chain over and repeat;when both sides have been polished repeat the operationwith another portion of the chain until it is all done. Musical instruments, especially cornets, are quite diffi
The polishing and plating of metals; a manual for the electroplater, giving modern methods of polishing, plating, buffing, oxydizing and lacquering metals, for the progressive workman . the nail; then wind tightly, holdingone end of the chain in the hand and polishing the partheld on the stick as you would a piece of tubing; when 68 THE POLISHING AND PLATING OF METALS. one side is polished, unwind, turn the chain over and repeat;when both sides have been polished repeat the operationwith another portion of the chain until it is all done. Musical instruments, especially cornets, are quite difficultto polish. As the metal is often quite thin, care must betaken to avoid cutting through or denting the this reason large wheels are seldom used, as there isgreat danger of the instruments catching on the large buffs,which must be avoided, as an instrument is very easilyruined in this way. For polishing before plating, small,hard buffs and tripoli should be used on the plain portionsand small leather bobs, used on the end of the taper, shouldbe used on the difficult places, where the buff cannot reach;where neither buffs or leather bobs can be used, a strip of. Fig. 24. Pieced or Sewed Buff. cotton to which tripoli and oil have been applied may be used,running it through the space to be polished and pulling itback and forth quickly by holding ends of the cotton in eachhand while the instrument is held between the knees, orby an assistant. Buffs and Buffing Compositions.—Buffs differ fromthe numerous wheels we have described in two ways: theyare almost invariably of loose sections of cloth, so that theywill spread out on the work to be polished in a degree vary-ing with the stiffness of the sections, the speed of the buffand the pressure exerted by the operator; they are used THE POLISHING AND , OB Mil VLS. 69 without glue and emery—its place being taken by variouskinds of polishing compositions which are held against theburring wheels from time to t
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectelectro, bookyear1904
